It is the study and manipulation of data, including ways to gather, review, analyze, and draw conclusions from data.

• research

• statistics

• summary

• abstract

It is the systematic investigation into and study of materials and sources to establish facts and reach new conclusions. a. Research c. Statistics b. Summary d. Abstract

• research

• statistics

• summary

• abstract

It is a short summary of your completed research.

• abstract

• statistical research

• summary

• data

This section requires only several sentences where you summarize the findings and highlight the importance of the research. You may also include a suggestion on how to continue or deepen the research of the issue.

• present the solution

• summary

• introduction

• abstract

It is the rigorous development of improved or new statistical methods grounded in probability and statistical theory.

• Research

• Statistical Research

• Introduction

• Conclusion

When a distribution is divided into ten equal parts, each score point that divides the distribution is called a _____________.

• median

• quartile

• decile

• percentile

The median is equivalent to what measures of position?

• 5th decile

• 5th percentile

• 5th quartile

• all of the above

Michelle’s score in a 50-item test was the median score. What is her percentile rank?

• 85th

• 75th

• 50th

• 25th

Which measure of position divides a data set into the lower 40% of values and upper 60% of values?

• D40

• D60

• P40

• P60

Given the following scores of eleven students in their 40-item quiz below, what are the scores of the students which are less than or equal to 50% of the data?

• 11, 13, 15, 20, 21

• 11, 13, 15, 20, 21, 23

• 23, 27, 33, 34, 36, 36

• 27, 33, 34, 36, 36